【四级】Tom does not think a babysitter can replace a mother and thinks it's a bad idea for the children to spend so much time with someone who's not part of the family

汤姆认为保姆不能代替母亲，他认为孩子们花这么多时间和不属于家庭的人在一起是个坏主意

【四级】She does not think it's necessary to stay home every day with the children and she knows a very reliable babysitter who's willing to come to her house.

她认为没有必要每天呆在家里陪孩子们，她认识一个非常可靠的保姆，愿意来她家。

【四级】What does Tom think about hiring a babysitter?

汤姆觉得雇个保姆怎么样？